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Durock™ CST™ Moisture Vapor Reducer

Penetrating concrete moisture barrier utilizing reactive chemistry

Key Documents & Design Files

Overview

USG Durock™ CST™ Moisture Vapor Reducer is a single component moisture mitigation system that reacts with concrete to create a permanent moisture barrier 2-4 mm below the surface.

Main Features

USG Durock™ CST™ Moisture Vapor Reducer contains moisture-responsive particles that swell and contract to help regulate moisture vapor transmission rates at the surface of concrete.

  • Moisture-responsive particles assists in reducing MVER by 5+ lbs.
  • Reduces RH by 10+%, maintains a consistent pH
  • Maintains surface profile for optimal bond of patching and leveling compounds and coatings
  • Dries in as little as 1 hour
  • Effective at managing MVER up to 10 lbs. per ASTM F1869
  • Can be applied 24 hours after concrete is poured

Documents & Files

Data Sheets & Specifications

Data/Submittal Sheet (English) PDF 352.6 KB

Catalogs & Brochures

Brochure (Spanish) PDF 1.6 MB
Brochure (English)

SDS, Certifications & Reports

SDS (English) PDF 121.8 KB
SDS (Spanish) PDF 123.5 KB

Warranties

Warranties (English) PDF 194.9 KB

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